/*
- * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
- *
+ * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.yangtools.yang.parser.util;
+import static java.util.Arrays.asList;
+
import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Function;
+import com.google.common.base.Optional;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
import com.google.common.collect.Sets;
import java.net.URI;
import java.util.ArrayList;
-import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.Date;
import java.util.List;
import java.util.Map;
import java.util.Set;
-
import org.opendaylight.yangtools.yang.common.SimpleDateFormatUtil;
import org.opendaylight.yangtools.yang.model.api.Module;
import org.opendaylight.yangtools.yang.model.api.ModuleImport;
import org.opendaylight.yangtools.yang.model.api.SchemaContext;
import org.opendaylight.yangtools.yang.parser.builder.impl.ModuleBuilder;
-import org.opendaylight.yangtools.yang.parser.util.TopologicalSort.Node;
import org.opendaylight.yangtools.yang.parser.util.TopologicalSort.NodeImpl;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
private ModuleDependencySort() {
}
+
/**
* Extracts {@link ModuleBuilder} from a {@link ModuleNodeImpl}.
*/
- private static final Function<Node, ModuleBuilder> NODE_TO_MODULEBUILDER = new Function<Node, ModuleBuilder>() {
+ private static final Function<TopologicalSort.Node, ModuleBuilder> NODE_TO_MODULEBUILDER = new Function<TopologicalSort.Node, ModuleBuilder>() {
@Override
- public ModuleBuilder apply(final Node input) {
+ public ModuleBuilder apply(final TopologicalSort.Node input) {
// Cast to ModuleBuilder from Node and return
- return (ModuleBuilder) ((ModuleNodeImpl) input).getReference();
+ ModuleOrModuleBuilder moduleOrModuleBuilder = ((ModuleNodeImpl) input).getReference();
+ return moduleOrModuleBuilder.getModuleBuilder();
}
};
* in returned order.
*/
public static List<ModuleBuilder> sort(final ModuleBuilder... builders) {
- List<Node> sorted = sortInternal(Arrays.asList(builders));
- return Lists.transform(sorted, NODE_TO_MODULEBUILDER);
+ return sort(asList(builders));
}
public static List<ModuleBuilder> sort(final Collection<ModuleBuilder> builders) {
- ModuleBuilder[] array = new ModuleBuilder[builders.size()];
- builders.toArray(array);
- return sort(array);
+ List<TopologicalSort.Node> sorted = sortInternal(ModuleOrModuleBuilder.fromAll(
+ Collections.<Module>emptySet(),builders));
+ return Lists.transform(sorted, NODE_TO_MODULEBUILDER);
}
public static List<ModuleBuilder> sortWithContext(final SchemaContext context, final ModuleBuilder... builders) {
- List<Object> modules = new ArrayList<Object>();
- Collections.addAll(modules, builders);
- modules.addAll(context.getModules());
+ List<ModuleOrModuleBuilder> all = ModuleOrModuleBuilder.fromAll(context.getModules(), asList(builders));
- List<Node> sorted = sortInternal(modules);
+ List<TopologicalSort.Node> sorted = sortInternal(all);
// Cast to ModuleBuilder from Node if possible and return
- return Lists.transform(sorted, new Function<Node, ModuleBuilder>() {
+ return Lists.transform(sorted, new Function<TopologicalSort.Node, ModuleBuilder>() {
@Override
- public ModuleBuilder apply(final Node input) {
- if (((ModuleNodeImpl) input).getReference() instanceof ModuleBuilder) {
- return (ModuleBuilder) ((ModuleNodeImpl) input).getReference();
+ public ModuleBuilder apply(final TopologicalSort.Node input) {
+ ModuleOrModuleBuilder moduleOrModuleBuilder = ((ModuleNodeImpl) input).getReference();
+ if (moduleOrModuleBuilder.isModuleBuilder()) {
+ return moduleOrModuleBuilder.getModuleBuilder();
} else {
return null;
}
* returned order.
*/
public static List<Module> sort(final Module... modules) {
- List<Node> sorted = sortInternal(Arrays.asList(modules));
+ List<TopologicalSort.Node> sorted = sortInternal(ModuleOrModuleBuilder.fromAll(asList(modules),
+ Collections.<ModuleBuilder>emptyList()));
// Cast to Module from Node and return
- return Lists.transform(sorted, new Function<Node, Module>() {
+ return Lists.transform(sorted, new Function<TopologicalSort.Node, Module>() {
@Override
- public Module apply(final Node input) {
- return (Module) ((ModuleNodeImpl) input).getReference();
+ public Module apply(final TopologicalSort.Node input) {
+ ModuleOrModuleBuilder moduleOrModuleBuilder = ((ModuleNodeImpl) input).getReference();
+ return moduleOrModuleBuilder.getModule();
}
});
}
- private static List<Node> sortInternal(final List<?> modules) {
+ private static List<TopologicalSort.Node> sortInternal(final Iterable<ModuleOrModuleBuilder> modules) {
Map<String, Map<Date, ModuleNodeImpl>> moduleGraph = createModuleGraph(modules);
- Set<Node> nodes = Sets.newHashSet();
+ Set<TopologicalSort.Node> nodes = Sets.newHashSet();
for (Map<Date, ModuleNodeImpl> map : moduleGraph.values()) {
for (ModuleNodeImpl node : map.values()) {
nodes.add(node);
}
@VisibleForTesting
- static Map<String, Map<Date, ModuleNodeImpl>> createModuleGraph(final List<?> builders) {
+ static Map<String, Map<Date, ModuleNodeImpl>> createModuleGraph(final Iterable<ModuleOrModuleBuilder> builders) {
Map<String, Map<Date, ModuleNodeImpl>> moduleGraph = Maps.newHashMap();
processModules(moduleGraph, builders);
/**
* Extract module:revision from module builders
*/
- private static void processDependencies(final Map<String, Map<Date, ModuleNodeImpl>> moduleGraph, final List<?> builders) {
+ private static void processDependencies(final Map<String, Map<Date, ModuleNodeImpl>> moduleGraph,
+ final Iterable<ModuleOrModuleBuilder> mmbs) {
Map<URI, Object> allNS = new HashMap<>();
// Create edges in graph
- for (Object mb : builders) {
+ for (ModuleOrModuleBuilder mmb : mmbs) {
Map<String, Date> imported = Maps.newHashMap();
- String fromName = null;
- Date fromRevision = null;
- Set<ModuleImport> imports = null;
- URI ns = null;
-
- if (mb instanceof Module) {
- fromName = ((Module) mb).getName();
- fromRevision = ((Module) mb).getRevision();
- imports = ((Module) mb).getImports();
- ns = ((Module)mb).getNamespace();
- } else if (mb instanceof ModuleBuilder) {
- fromName = ((ModuleBuilder) mb).getName();
- fromRevision = ((ModuleBuilder) mb).getRevision();
- imports = ((ModuleBuilder) mb).getModuleImports();
- ns = ((ModuleBuilder)mb).getNamespace();
+ String fromName;
+ Date fromRevision;
+ Collection<ModuleImport> imports;
+ URI ns;
+
+ if (mmb.isModule()) {
+ Module module = mmb.getModule();
+ fromName = module.getName();
+ fromRevision = module.getRevision();
+ imports = module.getImports();
+ ns = module.getNamespace();
+ } else {
+ ModuleBuilder moduleBuilder = mmb.getModuleBuilder();
+ fromName = moduleBuilder.getName();
+ fromRevision = moduleBuilder.getRevision();
+ imports = moduleBuilder.getImports().values();
+ ns = moduleBuilder.getNamespace();
}
// check for existence of module with same namespace
fromName, fromRevision, ns, name, revision);
}
} else {
- allNS.put(ns, mb);
+ allNS.put(ns, mmb);
}
// no need to check if other Type of object, check is performed in
* Extract dependencies from module builders or modules to fill dependency
* graph
*/
- private static void processModules(final Map<String, Map<Date, ModuleNodeImpl>> moduleGraph, final List<?> builders) {
+ private static void processModules(final Map<String, Map<Date, ModuleNodeImpl>> moduleGraph,
+ final Iterable<ModuleOrModuleBuilder> builders) {
// Process nodes
- for (Object mb : builders) {
+ for (ModuleOrModuleBuilder momb : builders) {
- String name = null;
- Date rev = null;
+ String name;
+ Date rev;
- if (mb instanceof Module) {
- name = ((Module) mb).getName();
- rev = ((Module) mb).getRevision();
- } else if (mb instanceof ModuleBuilder) {
- name = ((ModuleBuilder) mb).getName();
- rev = ((ModuleBuilder) mb).getRevision();
+ if (momb.isModule()) {
+ name = momb.getModule().getName();
+ rev = momb.getModule().getRevision();
} else {
- throw new IllegalStateException(String.format(
- "Unexpected type of node for sort, expected only:%s, %s, got:%s", Module.class,
- ModuleBuilder.class, mb.getClass()));
+ name = momb.getModuleBuilder().getName();
+ rev = momb.getModuleBuilder().getRevision();
}
if (rev == null) {
ex(String.format("Module:%s with revision:%s declared twice", name, formatRevDate(rev)));
}
- moduleGraph.get(name).put(rev, new ModuleNodeImpl(name, rev, mb));
+ moduleGraph.get(name).put(rev, new ModuleNodeImpl(name, rev, momb));
}
}
static class ModuleNodeImpl extends NodeImpl {
private final String name;
private final Date revision;
- private final Object originalObject;
+ private final ModuleOrModuleBuilder originalObject;
- public ModuleNodeImpl(final String name, final Date revision, final Object builder) {
+ public ModuleNodeImpl(final String name, final Date revision, final ModuleOrModuleBuilder builder) {
this.name = name;
this.revision = revision;
this.originalObject = builder;
return "Module [name=" + name + ", revision=" + formatRevDate(revision) + "]";
}
- public Object getReference() {
+ public ModuleOrModuleBuilder getReference() {
return originalObject;
}
}
}
+class ModuleOrModuleBuilder {
+ private final Optional<Module> maybeModule;
+ private final Optional<ModuleBuilder> maybeModuleBuilder;
+
+ ModuleOrModuleBuilder(Module module) {
+ maybeModule = Optional.of(module);
+ maybeModuleBuilder = Optional.absent();
+ }
+
+ ModuleOrModuleBuilder(ModuleBuilder moduleBuilder) {
+ maybeModule = Optional.absent();
+ maybeModuleBuilder = Optional.of(moduleBuilder);
+ }
+ boolean isModule(){
+ return maybeModule.isPresent();
+ }
+ boolean isModuleBuilder(){
+ return maybeModuleBuilder.isPresent();
+ }
+ Module getModule(){
+ return maybeModule.get();
+ }
+ ModuleBuilder getModuleBuilder(){
+ return maybeModuleBuilder.get();
+ }
+
+ static List<ModuleOrModuleBuilder> fromAll(Collection<Module> modules, Collection<ModuleBuilder> moduleBuilders) {
+ List<ModuleOrModuleBuilder> result = new ArrayList<>(modules.size() + moduleBuilders.size());
+ for(Module m: modules){
+ result.add(new ModuleOrModuleBuilder(m));
+ }
+ for (ModuleBuilder mb : moduleBuilders) {
+ result.add(new ModuleOrModuleBuilder(mb));
+ }
+ return result;
+ }
+}